chore: cleaning up go.mod

Signed-off-by: Willian Paixao <[email protected]>

Author: willianpaixao

docs/README.md

@@ -0,0 +1,39 @@
+# Prysm Custom API Documentation
+
+This directory contains Swagger 2.0 documentation for Prysm's custom beacon node API endpoints.
+
+## Files
+
+- `swagger.json` - OpenAPI 2.0 specification in JSON format
+- `swagger.yaml` - OpenAPI 2.0 specification in YAML format
+
+## Viewing the Documentation
+
+You can view the API documentation using any Swagger UI viewer:
+
+1. **Online Swagger Editor**: Upload `swagger.json` to [editor.swagger.io](https://editor.swagger.io/)
+2. **Swagger UI Docker**:
+   ```bash
+   docker run -p 8080:8080 -e SWAGGER_JSON=/docs/swagger.json -v $(pwd)/docs:/docs swaggerapi/swagger-ui
+   ```
+3. **VS Code Extension**: Use the "OpenAPI (Swagger) Editor" extension
+
+## Regenerating the Documentation
+
+The swagger files are generated from Go annotations in the source code using the [swag](https://github.com/swaggo/swag) CLI tool.
+
+### Prerequisites
+
+Install swag CLI:
+
+```bash
+go install github.com/swaggo/swag/cmd/swag@latest
+```
+
+### Generate Swagger Files
+
+From the repository root:
+
+```bash
+swag init -g beacon-chain/rpc/prysm/doc.go -o docs/ --parseDependency --parseInternal
+```